GNU bug report logs - #36477
Add Guix System cross-compilation support

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From: Marius Bakke <mbakke <at> fastmail.com>
To: Mathieu Othacehe <m.othacehe <at> gmail.com>, 36477 <at> debbugs.gnu.org
Cc: Mathieu Othacehe <m.othacehe <at> gmail.com>
Subject: [bug#36477] [PATCH 03/31] gnu: tcl: Fix cross-compilation.
Date: Mon, 08 Jul 2019 19:41:03 +0200

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Mathieu Othacehe <m.othacehe <at> gmail.com> writes:

> * gnu/packages/tcl.scm (tcl)[arguments]: Add configure flags to fix
> cross-compilation.
> ---
>  gnu/packages/tcl.scm | 15 +++++++++++----
>  1 file changed, 11 insertions(+), 4 deletions(-)
>
> diff --git a/gnu/packages/tcl.scm b/gnu/packages/tcl.scm
> index 4840ac4e10..fc955cf649 100644
> --- a/gnu/packages/tcl.scm
> +++ b/gnu/packages/tcl.scm
> @@ -53,7 +53,7 @@
>                  "0sprsg7wnraa4cbwgbcliylm6p0rspfymxn8ww02pr4ca70v0g64"))))
>      (build-system gnu-build-system)
>      (arguments
> -     '(#:phases (modify-phases %standard-phases
> +     `(#:phases (modify-phases %standard-phases
>                    (add-before 'configure 'pre-configure
>                      (lambda _ (chdir "unix") #t))
>                   (add-after 'install 'install-private-headers
> @@ -73,9 +73,16 @@
>         ;; PREFIX/share/man.  The 'validate-documentation-location' phase is
>         ;; not able to fix this up because the default install populates both
>         ;; PREFIX/man and PREFIX/share/man.
> -       #:configure-flags (list (string-append "--mandir="
> -                                              (assoc-ref %outputs "out")
> -                                              "/share/man"))
> +       #:configure-flags
> +       (list (string-append "--mandir="
> +                            (assoc-ref %outputs "out")
> +                            "/share/man")
> +             ;; This is needed when cross-compiling, see:
> +             ;; https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=719247
> +             ,@(if (%current-target-system)
> +                   '("tcl_cv_strtod_buggy=1"
> +                     "ac_cv_func_strtod=yes")
> +                   '()))

OK!

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